Freud's industrial carbide tipped brad point boring bits are designed for multiple spindle machines. The 10mm x 20mm shank are compatible with most boring machines. Drills all composition materials solid surface materials plywoods hardwoods and softwoods on automatic or manual multi-spindle boring machines. 1/4 inch diameter 70mm overall length 35mm max hole depth right hand rotation 10mm shank.1/4 inch diameter 70mm overall length 35mm max hole depth right hand rotation 10mm shank.The 70mm long bits have a 10mm x 20mm shank making them compatible with most boring machines.Drills all composition materials solid surface materials plywoods hardwoods and softwoods.Use on automatic and manual muti-spindle boring machinesFreud's Limited Lifetime Guarantee
- 1/4 inch diameter 70mm overall length 35mm max hole depth right hand rotation 10mm shank.
- The 70mm long bits have a 10mm x 20mm shank making them compatible with most boring machines.
- Drills all composition materials solid surface materials plywoods hardwoods and softwoods.
- Use on automatic and manual muti-spindle boring machines
- Freud's Limited Lifetime Guarantee